Remove and install drier cartridge - AR83.30-P-6521V

MODEL 171.4 (except 171.473) with CODE (580) Automatic air conditioning with CODE (581) Comfort automatic air conditioning

Fig 1: Identifying Drier Cartridge Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of explosion from welding or soldering work on closed air conditioning system. Risk of poisoning from inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with liquid refrigerant.	Never perform welding work on or near a closed air conditioning system. No smoking or open flames. Wear safety glasses and protective gloves. Work only in well ventilated areas. Carry out repair work on the air conditioning system circuit only after the system has been discharged.	-
	Conduct if air conditioning system is damaged or leaking	All models	AH83.30-N-0004-01A
	Protect air conditioning circuit and components from moisture when carrying out repair work	All models fitted with air conditioning	AH83.30-N-0005-01A
	Notes on handling refrigerant R134a	Air conditioning system with refrigerant R134a	AH83.30-N-0003-01A
1	Discharge air conditioning system	Installation: Evacuate, refill air conditioning system and check for proper operation and tightness.	AR83.30-P-1760V
2	Connect air conditioning suction off, preparation and filling equipment for refrigerant R134a on the service valve (2)	Air conditioning evacuation, recycling and charging unit for R134a refrigerant	*WE58.40-Z-1002-22A
3	Unscrew sealing plug (3) from condenser (4)	Installation: Install new sealing rings (5). Wet sealing plug thread (3) and sealing rings (5) using compressor oil.
			*BA83.30-P-1006-01D
		Socket wrench	Fig 2
4	Pull drier cartridge (1) out of condenser (4).	Installation: The packaging of the new drier cartridge (1) must not be damaged and once the packaging has been opened the drier cartridge (1) must be installed within 20 minutes, as otherwise the drier cartridge (1) function can no longer be guaranteed.
5	Install in the reverse order

AIR CONDITIONING SYSTEM

Number	Designation		Model 171 except 171.473
BA83.30-P-1006-01D	Sealing plugs at capacitor	Nm	20

Fig 2: Identifying Socket Wrench (203 589 00 10 00)

Courtesy of MERCEDES-BENZ USA

WORKSHOP EQUIPMENT

WE58.40-Z-1002-22A

Air conditioning service station